<!DOCTYPE html>
<html>
    <head>
        <script src="js/vue.js"></script>
    </head>
    <body>
        <div id="app">
            <my-component></my-component>
            <my-component></my-component>
            <my-component></my-component>
        </div>
        <script>
            Vue.component('MyComponent',{
                data : function(){ return { count : 0 }},
                template:'<button v-on:click="count++">被单击{{count}}次</button>'
            });

            var vm = new Vue({el:'#app'});
        </script>
    </body>
</html>